“黑烟囱”带来深海绿洲

• 出 处: 小哥白尼(趣味科学画报)
• 发表日期: 2004年期
• 关键词: 黑烟囱 海水压力 血红色 滤食 幼虾 硫化细菌 口菌 大群 四处游荡 悠闲自得

冰冷、黑暗、巨大的海水压力和严重的食物短缺,这就是几千米深的海底环境!它就像沙漠一样,极不利于生物生存。然而你却能在“黑烟囱”的周围,发现生机勃勃的绿洲景象:血红色的管状蠕虫正用它肉芽般的触手,捕捉、滤食水中的食物;大得出奇的蟹正牢牢地趴在缝隙处,生怕被水流冲走;一种长得像蒲公英的生物,常常几十个

Cold, dark, huge sea water pressure and serious food shortages, which is a few kilometers deep sea environment! It is like the desert, is very detrimental to biological survival. Yet you can find vibrant oases around the Black Chimney: Blood-red tubular worms are catching and filtering the food in their water with their granulation-like tentacles; the large, curious crabs are lying firmly In the gap, for fear of being washed away; a kind of creature looks like dandelion, often dozens